<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>span</title>
</head>
<body>

    <p>some text.some other text.</p>
    <p><span>some text.</span>some other text.</p>


    <p>
        <a href="https://www.baidu.com/" target="_blank">baidu</a>
    </p>
    <p>
        <span style="background: gold">
            <a href="https://www.baidu.com/" target="_blank">baidu</a>
        </span>
    </p>

</body>
</html>